package cn.npe.dynamic.thread.pool.sdk.domain.factory;

import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.AtomicInteger;
/**
 * @ClassName DtpThreadFactory
 * @Author zhjx
 * @Description 线程工厂
 * @Date 2024/5/23 13:46
 **/
public class DtpThreadFactory implements ThreadFactory {
        private static final AtomicInteger poolNumber = new AtomicInteger(1);
        private final ThreadGroup group;
        private final AtomicInteger threadNumber = new AtomicInteger(1);
        private  final  String namePrefix;

        public DtpThreadFactory(String namePrefix, String poolName) {
            SecurityManager s = System.getSecurityManager();
            group = (s != null) ? s.getThreadGroup() :
                                  Thread.currentThread().getThreadGroup();
            this.namePrefix = namePrefix +poolName+"-"+poolNumber.getAndIncrement()+"-Thread-";
        }

        @Override
        public Thread newThread(Runnable r) {
            Thread t = new Thread(group, r,
                                  namePrefix + threadNumber.getAndIncrement(),
                                  0);
            if (t.isDaemon()) {
                t.setDaemon(false);
            }
            if (t.getPriority() != Thread.NORM_PRIORITY) {
                t.setPriority(Thread.NORM_PRIORITY);
            }
            return t;
        }
    }